Data Modeling Course
This course equips you with expertise in BI-centric data modelling tailored for retail environments. You will learn to craft ER diagrams, star schemas, and fact tables, manage slowly changing dimensions and keys effectively, and fine-tune performance to ensure dashboards, KPIs, and analytics deliver accurate, swift insights for informed business choices.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Gain skills to convert retail needs into precise conceptual models, establish entities and relationships, and create effective star schemas featuring structured fact and dimension tables. Master managing keys, slowly changing dimensions, data quality checks, and key retail operations, along with enhancing physical design, query performance, documentation, and validation for reliable, scalable business analytics.
Elevify advantages
Develop skills
- Design retail BI data models covering entities, relationships, and business attributes.
- Construct superior star schemas for sales, returns, and customer facts.
- Optimise performance via smart partitioning, indexing, and storage for rapid BI queries.
- Handle slowly changing dimensions and surrogate keys to maintain accurate historical data.
- Produce comprehensive BI documentation including ERDs, data dictionaries, and model specifications.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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